Finding the Fourth Proportional to 67,469.76, 93,091.68 and 52,335.72

Step by Step Solution

1. Step 1: Write the proportion equation
   67,469.76 : 93,091.68 = 52,335.72 : x
2. Step 2: Convert to fraction form
   67,469.76/93,091.68 = 52,335.72/x
3. Step 3: Cross multiply
   67,469.76x = 93,091.68 × 52,335.72
4. Step 4: Simplify right side
   67,469.76x = 4,872,020,098.81
5. Step 5: Solve for x
   x = 4,872,020,098.81/67,469.76
6. Step 6: Final answer
   x = 72,210.43